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Equibles

JAZZ

Jazz Pharmaceuticals plc

Company with tickers: JAZZ

CIK
1232524
CUSIP
G50871105
Shares Outstanding
62,817,628
13F Activity (30d)
27 filings 20 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 573
Total Value: $12,408,231,152
Total Shares: 65,634,655
Showing 1–100 of 587 holdings by value · page 1 of 6

Institutional Ownership Trend

25 quarters

Superinvestors Holding JAZZ

All superinvestors →
Joel Greenblatt $17,321,895 Tweedy Browne $11,382,511

Holder Concentration

Across 573 13F filers · Δ vs Dec 31, 2025
Top Holder
8.9%
Jun 2023 → Mar 2026 · range 8.9% – 12.7%
−0.5 pts
Top 5
24.9%
Jun 2023 → Mar 2026 · range 24.9% – 35.2%
−5.6 pts
Top 10
39.5%
Jun 2023 → Mar 2026 · range 39.5% – 47.0%
−4.6 pts
HHI
249
Jun 2023 → Mar 2026 · range 249 – 405
Broadly held−49

Quarterly Activity

vs Dec 31, 2025
New
89
Increased
228
Decreased
164
Sold Out
93
Unchanged
92
Holder count: -4
Institutional value: +16.4%
Shares held: +4.7%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega FMR LLC +1,474,837 2,275,762
Mega CITADEL ADVISORS LLC +939,624 1,343,944
Mega Bank of New York Mellon Corp +517,514 1,679,371
Mega AQR CAPITAL MANAGEMENT LLC +461,191 1,338,458
Mega WELLINGTON MANAGEMENT GROUP LLP +345,454 458,014

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega DIMENSIONAL FUND ADVISORS LP −728,088 1,895,215
Mid Sofinnova Investments, Inc. −361,533 598,327
Large Qube Research & Technologies Ltd −237,933 262,553
Mega BARCLAYS PLC −227,204 26,808
Mid Ikarian Capital, LLC −147,907 12,460

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 5,751,855 $1,087,388,187
Mega VANGUARD FIDUCIARY TRUST CO 374,710 $70,838,925
Large Assenagon Asset Management S.A. 320,000 $60,496,000
Small Tri Locum Partners LP 158,663 $29,995,240
Large WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 70,883 $13,400,431

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 5,917,142 $1,005,914,140
Large ADAGE CAPITAL PARTNERS GP, L.L.C. 548,000 $93,160,000
Small Iron Triangle Partners LP 292,170 $49,668,900
Mid Vestal Point Capital, LP 290,000 $49,300,000
Mid Logos Global Management LP 200,000 $34,000,000
Filter: New 89 Increased 228 Reduced 164 Sold out 93 Unchanged 92
Showing 100 of 587
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $1,057,110,876 8.52% 5,591,700
Mega VANGUARD CAPITAL MANAGEMENT LLC $586,720,834 4.73% 3,103,522
Mega Capital World Investors $505,401,732 4.07% 2,673,376
Mega VANGUARD CAPITAL MANAGEMENT LLC $500,667,353 4.03% 2,648,333
Large LSV ASSET MANAGEMENT $451,232,102 3.64% 2,386,840
Mega FMR LLC $430,232,803 3.47% 2,275,762
Mega FRANKLIN RESOURCES INC $370,337,604 2.98% 1,958,940
Mega DIMENSIONAL FUND ADVISORS LP $358,290,394 2.89% 1,895,215
Mega STATE STREET CORP $357,615,676 2.88% 1,891,646
Mid EcoR1 Capital, LLC $322,607,964 2.60% 1,706,469
Mega Bank of New York Mellon Corp Bank $317,485,079 2.56% 1,679,371
Large FULLER & THALER ASSET MANAGEMENT, INC. $316,874,645 2.55% 1,676,142
Mega AMERIPRISE FINANCIAL INC $304,082,386 2.45% 1,608,476
Mega AQR CAPITAL MANAGEMENT LLC $253,035,481 2.04% 1,338,458
Mega MILLENNIUM MANAGEMENT LLC $238,677,704 1.92% 1,262,511
Mega CITADEL ADVISORS LLC $238,097,887 1.92% 1,259,444
Mega GEODE CAPITAL MANAGEMENT, LLC $233,971,493 1.89% 1,237,617
Mega JPMORGAN CHASE & CO $227,682,931 1.83% 1,204,353
Mega BANK OF AMERICA CORP /DE/ Bank $191,847,936 1.55% 1,014,800
Large Swedbank AB Bank $187,558,017 1.51% 992,108
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. $167,347,247 1.35% 885,201
Large RENAISSANCE TECHNOLOGIES LLC $154,902,654 1.25% 819,374
Large Holocene Advisors, LP $138,744,740 1.12% 733,905
Mega MORGAN STANLEY $132,096,412 1.06% 698,738
Large Allianz Asset Management GmbH $115,376,647 0.93% 610,297
Mid Sofinnova Investments, Inc. $113,113,719 0.91% 598,327
Mid GMT Capital Corp $109,838,050 0.89% 581,000
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $101,153,471 0.82% 535,062
Mid FRONTIER CAPITAL MANAGEMENT CO LLC $97,792,540 0.79% 517,284
Mid Pacer Advisors, Inc. $95,094,607 0.77% 503,013
Large Boston Trust Walden Corp $92,381,361 0.74% 488,661
Mega NORTHERN TRUST CORP Bank $92,355,081 0.74% 488,522
Mid GOLDENTREE ASSET MANAGEMENT LP $89,902,727 0.72% 475,550
Mega WELLINGTON MANAGEMENT GROUP LLP $86,587,544 0.70% 458,014
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $83,278,415 0.67% 440,510
Mid Polaris Capital Management, LLC $78,524,942 0.63% 415,366
Large Alyeska Investment Group, L.P. $77,702,385 0.63% 411,015
Mid SYSTEMATIC FINANCIAL MANAGEMENT LP $76,964,901 0.62% 407,114
Mega VANGUARD FIDUCIARY TRUST CO Bank $70,838,925 0.57% 374,710
Large GW&K Investment Management, LLC $70,156,076 0.57% 371,098
Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank $69,088,511 0.56% 365,451
Large Point72 Asset Management, L.P. $67,799,757 0.55% 358,634
Mega UBS Group AG $67,529,225 0.54% 357,203
Mega Nuveen, LLC $65,439,278 0.53% 346,148
Mega AMERICAN CENTURY COMPANIES INC $62,132,605 0.50% 328,657
Large Assenagon Asset Management S.A. $60,496,000 0.49% 320,000
Mega D. E. Shaw & Co., Inc. $56,353,914 0.45% 298,090
Large Qube Research & Technologies Ltd $49,635,644 0.40% 262,553
Mega VICTORY CAPITAL MANAGEMENT INC $48,509,851 0.39% 256,598
Mega GOLDMAN SACHS GROUP INC $47,323,184 0.38% 250,321
Large Rockefeller Capital Management L.P. $47,106,343 0.38% 249,174
Mega Invesco Ltd. $46,272,442 0.37% 244,763
Mega BANK OF MONTREAL /CAN/ Bank $45,233,045 0.36% 239,265
Mid THOMPSON SIEGEL & WALMSLEY LLC $44,179,850 0.36% 233,694
Mega JANE STREET GROUP, LLC $42,274,415 0.34% 223,615
Large LOOMIS SAYLES & CO L P $38,926,339 0.31% 205,905
Large SG Americas Securities, LLC Broker-Dealer $37,754,230 0.30% 199,705
Large Quantinno Capital Management LP $36,162,618 0.29% 191,286
Mega RAYMOND JAMES FINANCIAL INC $34,872,917 0.28% 184,464
Large ExodusPoint Capital Management, LP $33,798,169 0.27% 178,779
Small PFM Health Sciences, LP $33,678,123 0.27% 178,144
Large Jefferies Financial Group Inc. $33,196,990 0.27% 175,599
Large Pictet Asset Management Holding SA $32,752,912 0.26% 173,250
Mid PERCEPTIVE ADVISORS LLC $32,138,500 0.26% 170,000
Large Retirement Systems of Alabama Pension $31,999,548 0.26% 169,265
Small Krensavage Asset Management, LLC $31,725,614 0.26% 167,816
Mega RHUMBLINE ADVISERS $31,106,665 0.25% 164,542
Small Saturn V Capital Management LP $30,807,777 0.25% 162,961
Mid WEDGE CAPITAL MANAGEMENT L L P/NC $30,249,134 0.24% 160,006
Small Tri Locum Partners LP $29,995,240 0.24% 158,663
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $27,934,780 0.23% 147,764
Large SEI INVESTMENTS CO $27,841,392 0.22% 147,270
Mega Legal & General Group Plc $27,512,067 0.22% 145,528
Large PANAGORA ASSET MANAGEMENT INC $27,128,485 0.22% 143,499
Mid Perpetual Ltd $26,634,309 0.21% 140,885
Large STIFEL FINANCIAL CORP $26,375,120 0.21% 139,514
Mega PRINCIPAL FINANCIAL GROUP INC $25,617,030 0.21% 135,504
Large Man Group plc $25,561,828 0.21% 135,212
Large Universal- Beteiligungs- und Servicegesellschaft mbH $25,469,572 0.21% 134,724
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $24,897,885 0.20% 131,700
Large Aristotle Capital Management, LLC $24,679,532 0.20% 130,545
Mega CITIGROUP INC $23,697,038 0.19% 125,348
Mega California Public Employees Retirement System Pension $23,552,416 0.19% 124,583
Mega ALLIANCEBERNSTEIN L.P. $23,388,509 0.19% 123,716
Large Robeco Institutional Asset Management B.V. $23,268,652 0.19% 123,082
Large DekaBank Deutsche Girozentrale Bank $21,765,325 0.18% 115,130
Large Aberdeen Group plc $21,575,898 0.17% 114,128
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $21,268,125 0.17% 112,500
Large STOREBRAND ASSET MANAGEMENT AS $20,631,782 0.17% 109,134
Mega Swiss National Bank Bank $20,455,210 0.16% 108,200
Large KBC Group NV $19,320,720 0.16% 102,199
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $18,829,380 0.15% 99,600
Mid Engineers Gate Manager LP $17,579,759 0.14% 92,990
Large Gotham Asset Management, LLC $17,321,895 0.14% 91,626
Mega FIRST TRUST ADVISORS LP $17,260,643 0.14% 91,302
Mega ENVESTNET ASSET MANAGEMENT INC $16,884,244 0.14% 89,311
Large Walleye Capital LLC $16,516,353 0.13% 87,365
Small Rhenman & Partners Asset Management AB $14,347,004 0.12% 75,890
Mid SummitTX Capital, L.P. $13,842,619 0.11% 73,222
Micro DeepCurrents Investment Group LLC $13,542,785 0.11% 71,636

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